Method parse_shift_expr

parser/src/parser/parser.rs:2147–2166

https://docs.python.org/3/reference/expressions.html#shifting-operations

(&mut self)

    // https://docs.python.org/3/reference/expressions.html#shifting-operations
    fn parse_shift_expr(&mut self) -> Result<Expression, ParsingError> {
        let node = self.start_node();
        let mut arith_expr = self.parse_binary_arithmetic_operation(0)?;
        if self.at(Kind::LeftShift) || self.at(Kind::RightShift) {
            let op = if self.eat(Kind::LeftShift) {
                BinaryOperator::LShift
            } else {
                self.bump(Kind::RightShift);
                BinaryOperator::RShift
            };
            let lhs = self.parse_binary_arithmetic_operation(0)?;
            arith_expr = Expression::BinOp(Box::new(BinOp {
                node: self.finish_node(node),
                op,
                left: arith_expr,
                right: lhs,
            }));
        }
        Ok(arith_expr)
    }

    // https://docs.python.org/3/reference/expressions.html#binary-arithmetic-operations
    //